package com.xusheng.eduservice.controller;


import com.alibaba.excel.util.StringUtils;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.xusheng.commonutils.R;
import com.xusheng.eduservice.entity.EduCourse;
import com.xusheng.eduservice.entity.vo.CourseInfoVo;
import com.xusheng.eduservice.entity.vo.CoursePublishVo;
import com.xusheng.eduservice.entity.vo.CourseQuery;
import com.xusheng.eduservice.service.EduCourseService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * <p>
 * 课程 前端控制器
 * </p>
 *
 * @author testjava
 * @since 2022-01-12
 */
@RestController
@RequestMapping("/eduservice/course")
@CrossOrigin
public class EduCourseController {

    @Autowired
    private EduCourseService courseService;

    //课程列表 基本实现
    //TODO  完善条件查询带分页
    /*@GetMapping
    public R getCourseList(){
        List<EduCourse> list = courseService.list(null);
        return R.ok().data("list",list);
    }*/
    //多条件分页课程列表
    //TODO 完善条件查询带分页
    @PostMapping("pageCourseCondition/{current}/{limit}")
    public R getCourseList(@PathVariable long current,
                           @PathVariable long limit,
                           @RequestBody(required = false) CourseQuery courseQuery){
        Page<EduCourse> pageCourse = new Page<>(current,limit);
        QueryWrapper<EduCourse> wrapper = new QueryWrapper<>();

        String title = courseQuery.getTitle();
        String status = courseQuery.getStatus();
        String begin = courseQuery.getBegin();
        String end = courseQuery.getEnd();

        if(!StringUtils.isEmpty(title)){
            wrapper.like("title",title);
        }
        if(!StringUtils.isEmpty(status)){
            wrapper.eq("status",status);
        }
        if(!StringUtils.isEmpty(begin)){
            wrapper.ge("gmt_create",begin);
        }
        if(!StringUtils.isEmpty(end)){
            wrapper.le("gmt_create",end);
        }

        wrapper.orderByDesc("gmt_create");
        courseService.page(pageCourse,wrapper);

        long total = pageCourse.getTotal();//总记录数
        List<EduCourse> records = pageCourse.getRecords();//数据list集合

        return R.ok().data("total",total).data("rows",records);
    }



    //添加课程基本信息的方法
    @PostMapping("addCourseInfo")
    public R addCourseInfo(@RequestBody CourseInfoVo courseInfoVo){
        //返回添加之后课程id，为了后面添加大纲使用
        String id = courseService.saveCourseInfo(courseInfoVo);
        return R.ok().data("courseId",id);
    }
    //根据课程id查询课程基本信息
    @GetMapping("getCourseInfo/{courseId}")
    public R getCourseInfo(@PathVariable String courseId){
        CourseInfoVo courseInfoVo = courseService.getCourseInfo(courseId);
        return R.ok().data("courseInfoVo",courseInfoVo);
    }
    //修改课程信息
    @PostMapping("updateCourseInfo")
    public  R updateCourseInfo(@RequestBody CourseInfoVo courseInfoVo){
        courseService.updateCourseInfo(courseInfoVo);
        return R.ok();
    }
    //根据课程id查询课程确认信息
    @GetMapping("getPublishCourseInfo/{id}")
    public R getPublishCourseInfo(@PathVariable String id) {
        CoursePublishVo coursePublishVo = courseService.publishCourseInfo(id);
        return R.ok().data("publishCourse",coursePublishVo);
    }
    //课程最终发布
    //修改课程状态
    @PostMapping("publishCourse/{id}")
    public R publishCourse(@PathVariable String id){
        EduCourse eduCourse = new EduCourse();
        eduCourse.setId(id);
        eduCourse.setStatus("Normal");//设置课程发布状态
        courseService.updateById(eduCourse);
        return R.ok();
    }
    //删除课程
    @DeleteMapping("deleteCourse/{courseId}")
    public R deleteCourse(@PathVariable String courseId){
        courseService.removeCourse(courseId);
        return R.ok();
    }

}

